Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 27, 2023
0Patent Application Number
173469850
Date Filed
June 14, 2021
0Patent Citations
Patent Primary Examiner
CPC Code
A head housing for curing of resin pipeline lining used in heads for curing inner pipeline resin linings with significantly increased heat dissipation efficiency, having at least one cooling passage (
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